Automate homebrew tap repo update

Closes gh-24677

ci/scripts/update-homebrew-tap.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+version=$( cat artifactory-repo/build-info.json | jq -r '.buildInfo.modules[0].id' | sed 's/.*:.*:\(.*\)/\1/' )
+
+git clone git-repo updated-repo > /dev/null
+
+if [[ $LATEST_GA = true ]]; then
+pushd updated-repo > /dev/null
+  cd homebrew-tap
+  wget https://repo.spring.io/libs-release-local/org/springframework/boot/spring-boot-cli/${version}/spring-boot-cli-${version}-homebrew.rb
+  rm spring-boot.rb
+  mv spring-boot-cli-*.rb spring-boot.rb
+  git config user.name "Spring Buildmaster" > /dev/null
+  git config user.email "buildmaster@springframework.org" > /dev/null
+  git add spring-boot.rb > /dev/null
+  git commit -m "Upgrade to Spring Boot ${version}" > /dev/null
+  echo "DONE"
+popd > /dev/null
+fi